Economiser Literature

[Drew]

Does anyone know where I could download some literature on Economiser Damper operation with regard to the theory of the set points etc...
How doesthis work in tanderm with the return air damper?

[Brian_UK]

They normally work in tandem because one actuator is connected to both dampers.

Also Google has quite a bit of info... starting with...
http://www.hvacoracle.com/cgi-bin/publish.cgi?p=307&s=cooling

[Drew]

Thanks for the link.